* morituri/program/cdparanoia.py:

Add a task to read and verify a track.
	* examples/readtrack.py:
	  Use it to clean up code.
	* morituri/common/task.py:
	  describe a MultiTask better.

examples/readtrack.py

@@ -19,31 +19,21 @@ def main():
     runner = task.SyncRunner()
 
     checksums = []
-    for i in range(2):
-        fd, path = tempfile.mkstemp(suffix='.morituri')
-        os.close(fd)
+    fd, path = tempfile.mkstemp(suffix='.morituri')
+    os.close(fd)
 
-        fakeTable = table.Table([
-            table.Track( 1,      0,  15536),
-        ])
+    fakeTable = table.Table([
+        table.Track( 1,      0,  15536),
+    ])
 
-        t = cdparanoia.ReadTrackTask(path, fakeTable, 1000, 3000, offset=0)
+    t = cdparanoia.ReadVerifyTrackTask(path, fakeTable, 1000, 3000, offset=0)
 
-        if i == 1:
-            t.description = 'Verifying track...'
 
-        runner.run(t)
-
-        t = checksum.CRC32Task(path)
-        runner.run(t)
-
-        if i == 0:
-            os.unlink(path)
-
-        checksums.append(t.checksum)
+    runner.run(t)
 
     print 'runner done'
-    if checksums[0] == checksums[1]:
+
+    if t.checksum is not None:
         print 'Checksums match'
     else:
         print 'Checksums do not match'